IR Remote control using your PC
World's simplest IR remote control circuit
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Simplest IR remote control software for Sony RM-SMD1 (CMT-MD1)
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Sampling your existing remote control with your audio card
This page features the circuit schematics and instructions to creating infrared remote control emulation and sampling circuits, controlled from your PC. These circuits may not be the best circuits around, but they are the simplest and cheapest to build.

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